CN114672918A - China-hemp cotton cloth and preparation method and application thereof - Google Patents
China-hemp cotton cloth and preparation method and application thereof Download PDFInfo
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- CN114672918A CN114672918A CN202210427936.7A CN202210427936A CN114672918A CN 114672918 A CN114672918 A CN 114672918A CN 202210427936 A CN202210427936 A CN 202210427936A CN 114672918 A CN114672918 A CN 114672918A
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- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04B—KNITTING
- D04B1/00—Weft knitting processes for the production of fabrics or articles not dependent on the use of particular machines; Fabrics or articles defined by such processes
- D04B1/14—Other fabrics or articles characterised primarily by the use of particular thread materials
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- D—TEXTILES; PAPER
- D10—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B2201/00—Cellulose-based fibres, e.g. vegetable fibres
- D10B2201/01—Natural vegetable fibres
-
- D—TEXTILES; PAPER
- D10—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B2201/00—Cellulose-based fibres, e.g. vegetable fibres
- D10B2201/01—Natural vegetable fibres
- D10B2201/02—Cotton
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- D—TEXTILES; PAPER
- D10—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B2401/00—Physical properties
- D10B2401/06—Load-responsive characteristics
- D10B2401/062—Load-responsive characteristics stiff, shape retention
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- D—TEXTILES; PAPER
- D10—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B2401/00—Physical properties
- D10B2401/13—Physical properties anti-allergenic or anti-bacterial
-
- D—TEXTILES; PAPER
- D10—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B2401/00—Physical properties
- D10B2401/16—Physical properties antistatic; conductive
-
- D—TEXTILES; PAPER
- D10—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B2401/00—Physical properties
- D10B2401/22—Physical properties protective against sunlight or UV radiation
-
- D—TEXTILES; PAPER
- D10—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B2501/00—Wearing apparel
- D10B2501/02—Underwear
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- D—TEXTILES; PAPER
- D10—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B2501/00—Wearing apparel
- D10B2501/02—Underwear
- D10B2501/021—Hosiery; Panti-hose
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- D—TEXTILES; PAPER
- D10—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B2501/00—Wearing apparel
- D10B2501/04—Outerwear; Protective garments
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Bedding Items (AREA)
Abstract
The invention discloses a hemp cotton cloth and a preparation method and application thereof, wherein the method comprises the following steps: s1, preparing hemp strips and cotton slivers; s2, blending the ramie stripes and the cotton slivers according to a certain proportion to obtain blended yarns; and S4, weaving the blended yarn through a single-side knitting machine to obtain the hemp cotton cloth. The hemp cotton cloth prepared by the method has the excellent performances of mould proofing, antibiosis, mite expelling, moisture absorption, ventilation, no static electricity, ultraviolet resistance and promotion of human microcirculation smoothness. It has the advantages of soft hand feeling, comfortable wearing, good antistatic performance, heat resistance and sun resistance.
Description
Technical Field
The invention relates to the technical field of hemp textile, in particular to a hemp cotton fabric and a preparation method and application thereof.
Background
China-hemp, also known as Yama, Hanma, Huoman, etc., is also called as more than ten kinds. China hemp is the earliest natural fiber used for fabrics by human beings, has the reputations of national spinning source and perpetual clothes ancestor, is loaded in history, and originates from China, and clothes and decorations made of the hemp have multiple functions of moisture absorption, ventilation, comfort, heat dissipation, mildew prevention, bacteriostasis, radiation resistance, ultraviolet resistance, sound absorption and the like.
China-hemp belongs to natural fibers, the tenacity of the China-hemp is sufficient, the China-hemp yarn has no elasticity, the China-hemp yarn is spun yarn formed by twisting China-hemp fibers, and the formed spun yarn has the problem that the fabric is easy to deform and wrinkle. In addition, the fabric is poor in elasticity and body feeling and cannot be used as the fabric of underwear, and further improvement is urgently needed.
Disclosure of Invention
Therefore, the invention provides a hemp cotton cloth and a preparation method and application thereof.
In order to achieve the above purpose, the invention provides the following technical scheme:
the embodiment of the invention provides a preparation method of hemp cotton cloth, which comprises the following steps:
s1, preparing hemp strips and cotton slivers;
s2, blending the ramie stripes and the cotton slivers according to a certain proportion to obtain blended yarns;
and S4, weaving the blended yarn through a single-side knitting machine to obtain the hemp cotton cloth.
In one embodiment of the present invention, the cotton used for preparing the cotton sliver is 100% long stapled cotton.
In an embodiment of the present invention, in the step S2, the blending ratio of the ramie stripes to the cotton slivers is 30% and 70%.
In an embodiment of the present invention, in the step S4, when the single-sided knitting machine performs knitting, the warp direction gauge is 34: weaving is carried out at a ratio of 28.
In one embodiment of the invention, the method further comprises: bleaching and dyeing the hemp cotton cloth, and then treating the hemp cotton cloth by using a clear water softening agent.
The application of the hemp cotton cloth prepared by the method in the preparation of underwear also belongs to the protection scope of the invention.
In one embodiment of the invention, the undergarment comprises pants, socks, and coats.
In one embodiment of the invention, the underwear is sterilized with ethylene oxide for 24 hours.
The Chinese hemp fiber has the top end in a blunt bent structure, does not have a sharp top end like Chinese hemp, has a smoother surface structure, is softer and more comfortable to wear, and avoids the coarse and hard feeling and the itching feeling of other hemp products. In general, the hemp content in the textile exceeds 20 percent to achieve the full-hemp functional effect, the hemp content of the hemp product is not less than 25 percent, and the hemp textile has soft hand feeling and is comfortable to wear. The hemp fiber is not changed in color at the high temperature of 370 ℃, is only carbonized at the temperature of 1000 ℃, has excellent heat resistance and sun-proof performance, and is suitable for being used as sun-proof clothes, sun umbrellas, camping tents and various working decorative fabrics with special requirements.
In the invention, the hemp fiber has natural ultraviolet radiation resistant function, can shield more than 95% of ultraviolet rays, can thoroughly and effectively protect UV-A, UV-B, and avoids the skin of a human body from being damaged by the ultraviolet rays. More than ninety-five percent of UVA in UVA wavelength 320-400nm ultraviolet rays has strong penetrating power, has great damage to the skin and can reach the dermis layer to promote skin aging. Frequent irradiation causes chaotic skin defects, sagging, wrinkles, and superficial microvasculature, resulting in long-term, chronic and persistent injuries. UVB wavelength 280-320nm causes sunburn of the skin, so that the skin becomes red, painful and dry. The UVC wavelength of 100-280nm is isolated by atmosphere mostly due to extremely short wavelength, and only rarely reaches the ground.
China hemp fiber is a cavity structure, which is connected with a plurality of cracks and small holes longitudinally distributed on the surface of the fiber, and the capillary effect is obvious. The hemp fiber has excellent moisture absorption and sweat releasing functions and air permeability, and the hemp fabric can quickly discharge sweat of a human body and reduce the temperature of the human body. The moisture-discharging performance of the hemp cotton cloth is three times that of pure cotton, and the hemp cotton cloth has the functions of mould prevention, antibiosis, mite dispelling, moisture absorption, ventilation, no static electricity, ultraviolet resistance, promotion of human microcirculation and ultraviolet radiation resistance, and can shield more than 95% of ultraviolet rays. Hemp fiber is a poor conductor of electricity, has the electrical breakdown resistance which is about 30 percent higher than that of cotton fiber, and has excellent heat resistance and sun-proof performance.
The invention has the following advantages:
the hemp cotton cloth prepared by the method has the excellent performances of mould proofing, antibiosis, mite expelling, moisture absorption, ventilation, no static electricity, ultraviolet resistance and promotion of human microcirculation smoothness. It has the advantages of soft hand feeling, comfortable wearing, good antistatic performance, heat resistance and sun resistance.
Detailed Description
The present invention is described in terms of specific embodiments, and other advantages and benefits of the present invention will become apparent to those skilled in the art from the following disclosure. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1 preparation of hemp cotton cloth
The embodiment provides a hemp cotton cloth and a preparation method thereof, and the preparation method comprises the following steps:
step one, raw material preparation
1. Preparation of ramie strips
The natural hemp plant is made into hemp strips by a machine of drying in the sun after being mature and removing impurities and a fiber carding machine. The hemp fiber has natural functions of bacteriostasis and moisture absorption speed. The preparation process flow of the ramie stripes mainly comprises ramie cleaning, ramie carding and drawing.
The machine that specifically adopts is: FA006 type grab machine-FA 105A start-FA 022 multi-bin mixer-FA 109 type cotton cleaner. The length of the track (m) is 24.5, the running speed of the trolley (m/min) is 12, the rotating speed of the beater bar (r/min) is 1440, the distance (mm) that the blade extends out of the rib is 2, the intermittent descending distance (mm) of the beater bar each time is 2, the rotating speed of the spike beater bar (r/min) is 480-3The air pressure (Pa)/h is 2160-2880/+50- +200, and the air flow rate (m) at the fiber outlet32160-36000/-50-200, 8 bin positions, 330 beater speed, 02 roller speed, 1400 conveyor fan speed, 30 roller spacing distance, 11 roller-beater spacing distance, 900 first roller speed, 920 second roller speed, 950 third roller speed, 3.69-73.74 upper hemp roller speed, 3.75-75 lower hemp roller speed, 2-40 hemp curtain speed, 10 outlet, 370 outlet and 490 exhaust.
2. Preparation of tampons
After the organic cotton is ripe, the cotton is embossed and decontaminated by a machine after being aired, and then the cotton sliver is made by a fiber carding machine. The preparation process of the cotton sliver comprises the working procedures of opening, picking, carding, combing, drawing and picking.
Opening cotton: loosening the compressed raw cotton into smaller cotton blocks or cotton bundles so as to facilitate smooth mixing and impurity removal; cotton cleaning: removing most impurities, defects and short fibers which are not suitable for spinning in raw cotton; cotton mixing: the raw cotton with different components is fully and uniformly mixed to facilitate the stability of the quality of cotton yarn; coiling: the cotton roll with certain weight, length, even thickness and good appearance is prepared.
The names and the functions of main machines adopted in the process are as follows:
cotton mixing machinery: the automatic bale plucker consists of 1-2 beaters and a bale plucking trolley for some reason, picks a plurality of bales of mixed raw cotton on a platform, conveys the raw cotton to the front by air flow, and plays a role in opening cotton.
Cotton box machinery: the cotton box trash remover (high-efficiency cotton box, A006B and the like) continuously mixes, opens cotton blocks, removes larger impurities such as cotton seeds and seed cotton, and simultaneously controls the conveying capacity of raw cotton.
No. 43 cotton box (A092) for opening small cotton blocks has good cotton homogenizing and loosening effects.
FA006 type plucker FA105A opener FA022 multi-bin mixer FA109 type cotton cleaner, the length of the track (m) is 24.5, the traveling speed of the trolley (m/min) is 12, the rotating speed of a beater arm (r/min) is 1440, the distance (mm) of the blade extending out of the rib is 2, the intermittent descending distance (mm) of the beater arm each time is 2, the rotating speed of a brad beater arm (r/min) is 480 and 800 (variable frequency speed regulation), the adjusting range (mm) of the spacing distance between the dust bars and the dust bars is 10.29-6.26, the rotating speed of a leather wing roller is 15.9, and the air flow rate (m) of a fiber inlet is 15.93The pressure (Pa)/the wind pressure (2160) -2880/+50- +200, and the air flow (m) at the fiber outlet3h) The air pressure (Pa) is 2160-.
Step two, spinning
The spinning frame, the China hemp strips and the organic cotton slivers after being combed are according to the required proportion of China hemp and organic cotton: 30 percent of hemp and 70 percent of organic cotton, and performing blended yarn after drawing.
Step three, weaving
Weaving by using a knitting machine, selecting high-grade hemp cotton blended yarns, matching with a single-sided knitting machine, wherein the warp direction specification is 34: weaving the grey cloth according to the specification ratio of 28. Wherein 28G is the gauge, i.e. 28 needles in 1 inch, i.e. 28 needles are arranged in 1 inch on the needle cylinder of the machine; 34 is the cylinder diameter, i.e. the diameter of the cylinder of the circular machine.
Step four, bleaching and dyeing
The woven hemp cotton grey cloth is subjected to high-temperature deseeding and impurity removal through an airflow cylinder to form natural white, a small amount of silicone oil Goon1206 in a clear water softening agent cylinder is added in finishing after shaping to enable the fabric to be soft and skin-friendly, and then singeing, boiling and bleaching, desizing, unhairing, water discharging and shaping are carried out to obtain the hemp cotton cloth.
Example 2
The preparation of shorts using hemp cotton cloth prepared in example 1 comprises the following steps:
1. cutting out
The hemp cotton cloth prepared in example 1 was sent to a standardized dust-free cutting room workshop and cut according to size using a full-automatic cutting bed.
2. Sewing machine
And (4) conveying the cut hemp cotton cloth pieces to a dust-free sewing workshop, and feeding the cut hemp cotton cloth pieces to a bin and crotch combination sewing machine through a four-thread sewing machine for sewing.
3. Inspection package
And (4) conveying the sewn hemp cotton underpants to a clean dust-free workshop, trimming thread ends, inspecting quality and packaging.
And (3) conveying the packaged hemp cotton underpants to a sterilization workshop, performing sterilization treatment for 24 hours by using an ethylene oxide sterilization cabinet, and ventilating and dispersing air after sterilization to obtain the finished hemp cotton antibacterial sanitary underpants.
Test examples
Anti-ultraviolet ray detection
Comparative example 1 cotton fibers were used instead of the China hemp cotton cloth of example 1, and other parameters were the same as those of the preparation of example 1, to obtain a cotton woven cloth.
Various performance tests were performed on the hemp cotton cloth prepared in example 1 and the cotton woven cloth prepared in the comparative example:
ultraviolet protection test, the test results are shown in table 1.
TABLE 1
| New transmittance of ultraviolet ray% | Initial UPF value | UPF value after Water washing | |
| Example 1 | 1.68 | 80 | 74 |
| Comparative example 1 | 6.9 | 38 | 32 |
Second, bacteriostasis test
The bacteriostasis rate of the hemp cotton woven cloth prepared in the example 1 to staphylococcus aureus reaches 99.5%, and the bacteriostasis rate of the cotton woven cloth prepared in the comparative example to staphylococcus aureus is only 32%.
According to the hemp cotton fabric, hemp and cotton mixed spinning is adopted, meanwhile, the cotton is 100% long staple cotton, and hemp strips and 100% long staple cotton are blended and spun, so that the problem of good softness of fibers can be solved to a great extent, the environment-friendly light softening agent is added through a dyeing and finishing post-process, and the final product achieves a good comfort level of skin attachment.
The hemp cotton cloth has the excellent performances of mould proofing, antibiosis, mite expelling, moisture absorption, ventilation, no static electricity, ultraviolet resistance and promotion of human microcirculation smoothness. But also has the advantages of soft hand feeling, comfortable wearing, good antistatic performance, heat resistance and sun resistance.
Although the invention has been described in detail above with reference to a general description and specific examples, it will be apparent to one skilled in the art that modifications or improvements may be made thereto based on the invention. Accordingly, such modifications and improvements are intended to be within the scope of the invention as claimed.
Claims (8)
1. A preparation method of hemp cotton cloth is characterized by comprising the following steps:
s1, preparing hemp strips and cotton slivers;
s2, blending the ramie stripes and the cotton slivers according to a certain proportion to obtain blended yarns;
and S4, weaving the blended yarn through a single-side knitting machine to obtain the hemp cotton cloth.
2. The method for preparing hemp cotton cloth according to claim 1,
the cotton adopted for preparing the cotton sliver is 100% long stapled cotton.
3. The method for preparing hemp cotton cloth according to claim 1,
in the step S2, the blending ratio of the ramie stripes to the cotton slivers is 30% and 70%.
4. The method for preparing hemp cotton cloth according to claim 1,
in step S4, the warp gauge is 34: weaving is carried out at a ratio of 28.
5. The method for preparing hemp cotton cloth according to claim 1,
the method further comprises the following steps: bleaching and dyeing the hemp cotton cloth, and then treating the hemp cotton cloth by using a clear water softening agent.
6. Use of a hemp cotton cloth prepared by the process of any one of claims 1 to 5 for the manufacture of an undergarment.
7. The use according to claim 6,
the underwear comprises shorts, socks and coats.
8. The use according to claim 7,
the underwear is sterilized by ethylene oxide for 24 h.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210427936.7A CN114672918A (en) | 2022-04-22 | 2022-04-22 | China-hemp cotton cloth and preparation method and application thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210427936.7A CN114672918A (en) | 2022-04-22 | 2022-04-22 | China-hemp cotton cloth and preparation method and application thereof |
Publications (1)
| Publication Number | Publication Date |
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| CN114672918A true CN114672918A (en) | 2022-06-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210427936.7A Pending CN114672918A (en) | 2022-04-22 | 2022-04-22 | China-hemp cotton cloth and preparation method and application thereof |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2109859C1 (en) * | 1996-03-26 | 1998-04-27 | Акционерное общество открытого типа "Ивчесмаш" | Production flow line for treatment of flax fibers |
| CN102899761A (en) * | 2010-03-22 | 2013-01-30 | 绍兴华通色纺有限公司 | Production process for China-hemp and cotton blended fabrics |
| CN106048801A (en) * | 2016-07-22 | 2016-10-26 | 际华三五零九纺织有限公司 | Hemp and long-staple cotton blended 80-count yarn and production method |
| CN107988672A (en) * | 2017-12-15 | 2018-05-04 | 江苏凯宫机械股份有限公司 | High-quality ramie cotton blending yarn and its manufacture method |
| CN112899837A (en) * | 2021-01-18 | 2021-06-04 | 鲁泰纺织股份有限公司 | Method for spinning combed linen yarns |
| CN112941685A (en) * | 2021-01-26 | 2021-06-11 | 鲁泰纺织股份有限公司 | Process method for dry spinning cotton-hemp blended spinning |
-
2022
- 2022-04-22 CN CN202210427936.7A patent/CN114672918A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2109859C1 (en) * | 1996-03-26 | 1998-04-27 | Акционерное общество открытого типа "Ивчесмаш" | Production flow line for treatment of flax fibers |
| CN102899761A (en) * | 2010-03-22 | 2013-01-30 | 绍兴华通色纺有限公司 | Production process for China-hemp and cotton blended fabrics |
| CN106048801A (en) * | 2016-07-22 | 2016-10-26 | 际华三五零九纺织有限公司 | Hemp and long-staple cotton blended 80-count yarn and production method |
| CN107988672A (en) * | 2017-12-15 | 2018-05-04 | 江苏凯宫机械股份有限公司 | High-quality ramie cotton blending yarn and its manufacture method |
| CN112899837A (en) * | 2021-01-18 | 2021-06-04 | 鲁泰纺织股份有限公司 | Method for spinning combed linen yarns |
| CN112941685A (en) * | 2021-01-26 | 2021-06-11 | 鲁泰纺织股份有限公司 | Process method for dry spinning cotton-hemp blended spinning |
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